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Результаты 71-80 из 240
Organochlorine pesticide residues in human milk in Punjab, India
1994
Kalra, R.L. | Balwinder Singh | Battu, R.S. (Department of Entomology, Punjab Agricultural University, Ludhiana, Punjab (India))
Temporal changes in some chlorinated hydrocarbon residue levels of Canadian breast milk and infant exposure
1994
Mes, J. (Food Research Division, Bureau of Chemical Safety, Food Directorate, Health Protection Branch, Health and Welfare Canada, Tunney's Pasture, Ottawa K1A 0L2 (Canada))
Effects of lead on root growth, cell division, and nucleolus of Allium cepa
1994
Liu, D.H. | Jiang, W.S. | Wang, W. | Zhao, F.M. | Lu, C. (Department of Biology, Tianjin Normal University, Tianjin 300074 (China))
Response of cellular antioxidants to ozone in wheat flag leaves at different stages of plant development
1994
Bender, J. | Weigel, H.J. | Wegner, U. | Jager, H.J. (Institut fur Produktions- und Okotoxikologie, Bundesforschungsanstalt fur Landwirtschaft, Bundesallee 50, D-38116 Braunschweig (Germany))
Chlorinated hydrocarbons and shell thinning in eggs of (Accipiter) hawks in Ontario, 1986-1989
1994
Elliott, J.E. | Martin, P.A. (Canadian Wildlife Service, National Wildlife Research Centre, Ottawa, Ontario K1A 0H3 (Canada))
Assessment of the impact of rising carbon dioxide and other potential climate changes on vegetation
1994
Baker, J.T. | Allen, L.H. Jr. (Agronomy Department, University of Florida, Gainesville, FL 32611 (USA))
The effects of SO2 fumigation on the nitrogen metabolism of aseptically grown spruce seedlings
1994
Peuke, A.D. | Tischner, R. (Institut fur Pflanzenphysiologie und botanischer Garten, University of Gottingen, Untere Karspule 2, D-37073 Gottingen (Germany))
Spatial patterns in stream nitrate concentrations in upland Wales in relation to catchment forest cover and forest age
1994
Reynolds, B. | Ormerod, S.J. | Gee, A.S. (Institute of Terrestrial Ecology, Bangor Research Station, c/o University College North Wales, Bangor, Gwynedd (United Kingdom))
Response of a grassland ecosystem to air pollutants: -II The chemical climate: Fluxes of sedimenting airborne matter
1994
Daemmgen, U. | Gruenhage, L. | Kuesters, A. | Jaeger, H.J. (Federal Agricultural Research Centre Braunschweig-Voelkenrode, Agricultural Institute for Climate Research, Muencheberg (Germany))
Growth and yield responses of spring wheat (Triticum aestivum L. cv. Turbo) grown in open-top chambers to ozone and water stress
1994
Fangmeier, A. | Brockerhoff, U. | Grueters, U. | Jaeger, H.J. (Institut fuer Pflanzenoekologie, Heinrich-Buff-Ring 38, 35392 Giessen (Germany))
